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- Mud System Transformation in Air Drilling Practices 空气钻井过程中的钻井液转换
- Mud system containing MMH , mixed metal hydroxide , is introduced . 介绍了混合金属层状氢氧化物胶(正电胶)为主体的泥浆体系,经室内研究和现场试验证明,该体系具有独特的流变性,用宾汉模式描述,其静切力接近屈服值;
- Self-made notational system transformation software. 一个自制的数制转换软件。
- For the mud system, maintain pH values among 8.5 to 9.5 while drilling. 对于这套泥浆体系，钻进期间应维持泥浆的pH值在8.;5~9
- The trend to development after completing system transformation. 改制完成后财务工作的发展趋势。
- Mud System Transformation 气液转换
- The PEM mud system has been successfully used on drilling operations in Bohai Gulf and South China Sea. PEM泥浆体系曾经成功地应用于渤海和南海。
- The positively charged AlCl_2-MMH-bentonite mud system possesses more powerful anti-caving capacity. AlCl_3-MMH-膨润土体系可成为防塌作用更强的正电泥浆。
- When the pore pressure is relatively high,the formate is used as a weighting agent to maintain a low-solid mud system. 在地层孔隙压力较高时,则配合使用甲酸盐进行加重,以维持一种性能优良的低固相钻井液体系。
- Use active mud and add XCD polymer to 100+ viscosity. Incorporate sweeps into the mud system. 把现有钻井液的粘度加生物聚合物提到100秒以上，作为清扫液汇入循环系统。
- The experimental study indicates that the mud system has various functions such as anti-sloughing,lubrication,format... 试验表明,该体系具有防塌、润滑和储层保护等多种功能。
- However, some new problems have arisenunder the new situation of society and system transformation. 在体制转轨、社会转型的新形势下,出现了一些新情况、新问题。
- At the same time, will guarantee recommends system's consummation also to impel to approve the system to the registration system transformation. 同时，保荐制度的完善也将推动核准制向注册制的转变。
- Sesbania gum is used in this mud system as viscosity enhancer and carrying agent to achieve the goal of making a general mud for both drilling and well completion. 阳离子泥浆体系采用田菁胶为增粘提切剂,最终实现钻井液和完井液的统一。
- The year of 2006 is one of system transformation for China stock market, which marked the inception of post-non-tradable share reform era. 摘要2006年是中国证券市场制度变革年，伴随股权分置问题的解决，证券市场进入了后股改时代。
- Fangjiazhai Bridge is simply supported-continuous system.The structure system transformation has been implemented by successive extending beam and demolishing temporary support. 方家寨大桥采用先简支后连续的施工方法，通过逐次接长连续梁、逐次拆除临时支座来实现结构体系转换。
- This article narrated the high-pressured frequency changer in iron-smelting dust removal system transformation analysis as well as the economic efficiency analysis. 本文讲述了高压变频器在炼铁除尘系统中的改造分析以及经济效益分析。
- With the working environment and the standardization of machine operation, the wheel system transformation cards and membership cards, prepress quality control plays a vital role. 随着处事境况和板滞操纵的规范化，在轮转制卡和会员卡制作洋，印后制作的质量把持起着不无足轻重的功用。
- Aiming at shrinking pathway of hole that was made for expanding of stratum in water,using for reference of positive electricity glue MMH mud system,on the base of indoor examination,favorable effect was acquired in field examination. 针对富含钙蒙脱石的水敏性地层会遇水膨胀 ,导致钻孔缩径等问题 ,借鉴石油钻井中采用的正电胶MMH泥浆体系 ,在进行室内试验优选配方的基础上 ,进行了野外试验 ,取得了良好的效果。
- Two powerful impetuses cause our country electron government the construction urgent, the related government affairs pattern and the management system transformation are urgent. 两者的有力推动使得我国电子政府的建设刻不容缓,有关政务模式和管理体制的变革紧急而急迫。
